{"id":"CVE-2026-80641","summary":"wifi: wlcore: enable the right set of ciphers","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: wlcore: enable the right set of ciphers\n\nThe firmware version number check for IGTK introduced in\ncommit c34dbc5900b0 (\"wifi: wlcore: Add support for IGTK key\")\n\nlets the amount of ciphers decrease on every boot of a too old firmware and\nthat is practically happening. It also does not take into account other\nchips than the wl18xx. On some wl128x, the following can be observed\nwhen connecting via nm to a common ap:\n\n[  484.113311] wlcore: WARNING could not set keys\n[  484.117828] wlcore: ERROR Could not add or replace key\n[  484.123016] wlan0: failed to set key (5, ff:ff:ff:ff:ff:ff) to hardware (-5)\n[  484.123046] wlcore: Hardware recovery in progress. FW ver: Rev 7.3.10.0.142\n[  484.139923] wlcore: pc: 0x0, hint_sts: 0x00000048 count: 1\n[  484.145721] wlcore: down\n[  484.148986] ieee80211 phy0: Hardware restart was requested\n[  484.610473] wlcore: firmware booted (Rev 7.3.10.0.142)\n[  484.633758] wlcore: Association completed.\n[  484.690490] wlcore: ERROR command execute failure 14\n[  484.690490] ------------[ cut here ]------------\n[  484.700195] WARNING: drivers/net/wireless/ti/wlcore/main.c:872 at wl12xx_queue_recovery_work+0x64/0x74 [wlcore], CPU#0: kworker/0:0/892\n\nThis repeats endlessly.\nAlways disable IGTK on wl12xx and fix the decrementing mess.","modified":"2026-08-30T03:48:20.847498545Z","published":"2026-08-28T06:48:53.241Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80641.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/7495adaa0e45e180f4b6b7436675c6266edff1ff"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ff9748200698e9641f41ba922ffef728167807c2"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80641.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-80641"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"c34dbc5900b0158edaab51c481510d66679d8f72"},{"fixed":"ff9748200698e9641f41ba922ffef728167807c2"},{"fixed":"7495adaa0e45e180f4b6b7436675c6266edff1ff"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-80641.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"7.0.0"},{"fixed":"7.1.5"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-80641.json"}}],"schema_version":"1.9.0"}